US8941995B2 - Fixing bracket and electronic device using the same - Google Patents

Fixing bracket and electronic device using the same Download PDF

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Publication number
US8941995B2
US8941995B2 US13/777,441 US201313777441A US8941995B2 US 8941995 B2 US8941995 B2 US 8941995B2 US 201313777441 A US201313777441 A US 201313777441A US 8941995 B2 US8941995 B2 US 8941995B2
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United States
Prior art keywords
pivoting point
pivoting
rod
fixing bracket
distance
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active, expires
Application number
US13/777,441
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English (en)
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US20140140009A1 (en
Inventor
Tai-Yi Chiang
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Inventec Pudong Technology Corp
Inventec Corp
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Inventec Pudong Technology Corp
Inventec Corp
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Assigned to INVENTEC CORPORATION, INVENTEC (PUDONG) TECHNOLOGY CORPORATION reassignment INVENTEC CORPORATION ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: CHIANG, TAI-YI
Publication of US20140140009A1 publication Critical patent/US20140140009A1/en
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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L23/00—Details of semiconductor or other solid state devices
    • H01L23/34—Arrangements for cooling, heating, ventilating or temperature compensation ; Temperature sensing arrangements
    • H01L23/40—Mountings or securing means for detachable cooling or heating arrangements ; fixed by friction, plugs or springs
    • H01L23/4093—Snap-on arrangements, e.g. clips
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/16—Constructional details or arrangements
    • G06F1/1601—Constructional details related to the housing of computer displays, e.g. of CRT monitors, of flat displays
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/16—Constructional details or arrangements
    • G06F1/20—Cooling means
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
    • H01L2924/0001—Technical content checked by a classifier
    • H01L2924/0002—Not covered by any one of groups H01L24/00, H01L24/00 and H01L2224/00

Definitions

  • the disclosure relates to a fixing bracket and an electronic device using the same, and more particularly to a fixing bracket having a connecting rod and an electronic device using the fixing bracket.
  • a conventional server employs such electronic devices as a motherboard, a hard disk, a fan module, and a power supply inside a chassis.
  • the motherboard is provided with an operating chip, for example, a central processing unit, and a cooling fin group assembled on the motherboard.
  • the cooling fin group has a thermal contact with the operating chip.
  • the cooling fin group may dissipate the heat generated by the operating chip.
  • the fixing bracket includes two opposite bracket bodies and a fastener.
  • the fastener has a fastening part and a pivoting part oppositely assembled, and a supporting part located between the fastening part and a pivoting part.
  • the pivoting part is pivotally connected with one of the bracket bodies.
  • the cooling fin group is located between the two bracket bodies.
  • the disclosure provides a fixing bracket and an electronic device using the same, to improve the utilization rate of motherboard area and lower the materials costs of the fixing bracket.
  • the fixing bracket disclosed in the disclosure includes a bracket body, at least one connecting rod assembly, and at least one elastic buckling arm.
  • One side of the bracket body has a first pivoting point and a second pivoting point.
  • the connecting rod assembly includes a first rod, a second rod, and a third rod.
  • the first rod has a third pivoting point pivotally connected with the second pivoting point and a fourth pivoting point.
  • the second rod has a first limiting part, a fifth pivoting point pivotally connected with the first pivoting point, and a sixth pivoting point.
  • the third rod has a second limiting part, a seventh pivoting point pivotally connected with the sixth pivoting point, and a eighth pivoting point pivotally connected with the fourth pivoting point.
  • the elastic buckling arm is located on the first rod; the connecting rod assembly drives the elastic buckling arm to move between a release position and a fastening position; and when the elastic buckling arm is located at the fastening position, the first limiting part supports the second limiting part.
  • the electronic device disclosed in the disclosure includes a base plate, a heat source, a radiator, and a fixing bracket.
  • the heat source is located on the base plate; the radiator contacts the heat source; and the fixation is located on the base plate and includes a bracket body, at least one connecting rod assembly and at least one elastic buckling arm.
  • One side of the bracket body has a first pivoting point and a second pivoting point.
  • the connecting rod assembly includes a first rod, a second rod, and a third rod.
  • the first rod has a third pivoting point pivotally connected with the second pivoting point, and a fourth pivoting point.
  • the second rod has a first limiting part, a fifth pivoting point pivotally connected with the first pivoting point, and a sixth pivoting point.
  • the third rod has a second limiting part, a seventh pivoting point pivotally connected with the sixth pivoting point, and a eighth pivoting point pivotally connected with the fourth pivoting point.
  • the elastic buckling arm is located on the first rod; the connecting rod assembly drives the elastic buckling arm to move between a release position keeping a distance away from the radiator and a fastening position supporting the radiator; and when the elastic buckling arm is located at the fastening position, the first limiting part supports the second limiting part.
  • the fixing bracket uses a design of connecting rod structure, which can achieve a state of static equilibrium and thus has a self-locking function when the elastic buckling arm is fastened to the fastening position and then suffers a reaction force.
  • the quantity of fixing brackets to be used can be reduced, so as to improve the utilization rate of motherboard area and lower the materials costs of the fixing bracket.
  • FIG. 1 is an exploded view for the fixing bracket according to one embodiment of the disclosure.
  • FIG. 2A is a perspective view for the fixing bracket being fastened according to one embodiment of the disclosure.
  • FIG. 2B is a partial enlarged view for the fixing bracket according to one embodiment of the disclosure.
  • FIG. 3 is a perspective view for the fixing bracket being released according to one embodiment of the disclosure.
  • FIG. 4 is an exploded view for the electronic device according to one embodiment of the disclosure.
  • FIG. 5 is a side view for the electronic device, when the fixing bracket is released, according to one embodiment of the disclosure.
  • FIG. 6 is a side view for the electronic device, when the fixing bracket is fastened, according to one embodiment of the disclosure.
  • FIG. 1 is an exploded view for the fixing bracket according to one embodiment of the disclosure.
  • FIG. 2A is a perspective view for the fixing bracket being fastened according to one embodiment of the disclosure.
  • FIG. 2B is a partial enlarged view for the fixing bracket according to one embodiment of the disclosure.
  • FIG. 3 is a perspective view for the fixing bracket being released according to one embodiment of the disclosure.
  • the fixing bracket 10 comprises a bracket body 11 , two connecting rod assemblies 12 , a plurality of elastic buckling arms 13 , and a handle 14 .
  • the two opposite sides of the bracket body 11 both have a first pivoting point 111 and a second pivoting point 112 .
  • the first pivoting point 111 is above the second pivoting point 112 .
  • each of the two connecting rod assemblies 12 is pivotally connected with the two opposite sides of the bracket body 11 respectively.
  • each of the two connecting rod assemblies 12 comprises a first rod 121 , a second rod 122 , and a third rod 123 .
  • the first rod 121 has a third pivoting point 1213 and a fourth pivoting point 1214 .
  • the third pivoting point 1213 is pivotally connected with the second pivoting point 112 .
  • the second rod 122 has a first limiting part 1221 , a fifth pivoting point 1225 , and a sixth pivoting point 1226 .
  • the first limiting part 1221 is a projection or other suitable limiting structures, but the disclosure is not limited thereto.
  • the fifth pivoting point 1225 is pivotally connected with the first pivoting point 111 .
  • the third rod 123 has a second limiting part 1231 , a seventh pivoting point 1237 , and a eighth pivoting point 1238 .
  • the second limiting part 1231 is a limiting surface or other suitable limiting structures, but the disclosure is not limited thereto.
  • the seventh pivoting point 1237 is pivotally connected with the sixth pivoting point 1226 .
  • the eighth pivoting point 1238 is pivotally connected with the fourth pivoting point 1214 .
  • each elastic buckling arm 13 is located on the first rod 121 .
  • the quantity of the elastic buckling arms 13 of each first rod 121 is two, but the disclosure is not limited thereto.
  • each elastic buckling arm has a fixed end 131 and a free end 132 .
  • the fixed end 131 is connected to the first rod 121 .
  • the free end 132 is kept away from the elastic buckling arm 13 at a distance.
  • the free ends 132 of two elastic buckling arms 13 on the same first rod 121 are mutually opposite (that is, the free ends 132 of two elastic buckling arms 13 face towards opposite directions), but the relative positions of two elastic buckling arms 13 on the first rod 121 are not intended to limit the disclosure.
  • Two opposite ends of the handle 14 are connected to two one ends, away from the second rod 122 , of two third rods 123 respectively. Moreover, the eighth pivoting point 1238 is located between the seventh pivoting point 1237 and the handle 14 . Since two opposite ends of the handle 14 are respectively connected to two third rods 123 , two connecting rod assemblies 12 are configured for driving the elastic buckling arms 13 simultaneously to move between a release position (as shown in FIG. 3 ) and a fastening position (as shown in FIG. 2A ). Furthermore, when two connecting rod assemblies 12 drive the elastic buckling arms 13 to move counterclockwise from the release position (as shown in FIG. 3 ) to the fastening position (as shown in FIG.
  • each second rod 122 supports the second limiting part 1231 (as shown in FIG. 2B ) of the corresponding third rod 123 , to limit the connecting rod assemblies 12 from rotating.
  • the elastic buckling arms 13 is configured for being held at the fastening position.
  • the distance L 2 from the third pivoting point 1213 to the fourth pivoting point 1214 is greater than the distance L 4 from the seventh pivoting point 1237 to the eighth pivoting point 1238 .
  • the distance L 4 from the seventh pivoting point 1237 to the eighth pivoting point 1238 is greater than the distance L 3 from the fifth pivoting point 1225 to the sixth pivoting point 1226 .
  • the distance L 3 is greater than the distance L 1 from the first pivoting point 111 to the second pivoting point 112 .
  • L 2 is greater than the sum of L 3 and L 4 .
  • the relations among L 1 , L 2 , L 3 , and L 4 are not used for limiting the disclosure, and can be adjusted by persons skilled in the art when required.
  • the elastic buckling arms 13 mentioned above are configured for being against the objects to be fixed on the fixing bracket 10 .
  • the practical application examples of using fixing bracket 10 to fix objects will be described in following text.
  • FIG. 4 is an exploded view for the electronic device according to one embodiment of the disclosure.
  • FIG. 5 is a side view for the electronic device, when the fixing bracket being released, according to one embodiment of the disclosure.
  • FIG. 6 is a side view for the electronic device, when the fixing bracket being fastened, according to one embodiment of the disclosure.
  • the above-mentioned fixing bracket 10 is configured for being operated in an electronic device 1 .
  • the electronic device 1 is a server host or desktop computer, but the disclosure is not limited thereto.
  • the electronic device 1 comprises a base plate 20 , a heat source 30 , a radiator 40 and the fixing bracket 10 described in above embodiments.
  • the base plate 20 is a motherboard.
  • the heat source 30 is located and on the base plate 20 .
  • the heat source 30 is an operating chip, but not limited thereto.
  • the radiator 40 comprises a base 41 and a fin group 42 standing on the base 41 .
  • the bottom surface 411 for the base 41 of the radiator 40 is overlapped on the heat source 30 , to cause a thermal contact between the radiator 40 and the heat source 30 .
  • the bracket body 11 of the fixing bracket 10 is fixed on the base plate 20 , and located at one side of the radiator 40 .
  • a force is needed to be exerted only to the handle 14 so as to drive the elastic buckling arms 13 to move from the release position (as shown in FIG. 5 ) to the fastening position (as shown in FIG. 6 ).
  • the elastic buckling arms 13 is against the top surface 412 of the base 41 of the radiator 40 .
  • the top surface 412 exert a reaction force F 1 to the elastic buckling arms 13 .
  • Action of the force F 1 causes that the first rod 121 exerts a reaction force F 2 to the third rod 123 .
  • the arrangement relation for the first rod 121 and the second rod 122 relative to the third rod 123 causes the third rod 123 tend to rotate counterclockwise when affected by the reaction force F 2 .
  • the first limiting part 1221 is against the second limiting part 1231 to limit the third rod 123 from rotating, thereby realizing a state of static equilibrium for the first rod 121 , the second rod 122 and the third rod 123 .
  • the elastic buckling arms 13 is configured for being kept at the fastening position to firmly fix the radiator 40 .
  • a simplified structure design of connecting rod assembly 12 is used for enabling the elastic buckling arms 13 to support the radiator 40 at the fastening position, thereby achieving a self-locking state due to the reaction force. Therefore, the fixing bracket 10 of this embodiment needs only one bracket body 11 , without the need of two bracket bodies in conventional technology. As a result, the electronic device 1 using the fixing bracket 10 is able to improve the area utilization rate of base plate 20 (motherboard) and reduce the material costs of fixing bracket 10 .
  • the fixing bracket utilizes a design of connecting rod structure configured for achieving a state of static equilibrium and thus has a self-locking function when the elastic buckling arm is fastened to the fastening position and then suffers a reaction force.
  • the quantity of fixing brackets to be used can be reduced.
  • the utilization rate of motherboard area is improved and the materials costs of the fixing bracket are lowered.

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Human Computer Interaction (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Power Engineering (AREA)
  • Cooling Or The Like Of Electrical Apparatus (AREA)
  • Pivots And Pivotal Connections (AREA)
  • Mechanical Engineering (AREA)
US13/777,441 2012-11-20 2013-02-26 Fixing bracket and electronic device using the same Active 2033-08-09 US8941995B2 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
CN201210472396.0A CN103838311B (zh) 2012-11-20 2012-11-20 固定架及运用此固定架的电子装置
CN201210472396.0 2012-11-20
CN201210472396 2012-11-20

Publications (2)

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US20140140009A1 US20140140009A1 (en) 2014-05-22
US8941995B2 true US8941995B2 (en) 2015-01-27

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US13/777,441 Active 2033-08-09 US8941995B2 (en) 2012-11-20 2013-02-26 Fixing bracket and electronic device using the same

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CN (1) CN103838311B (zh)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105446434B (zh) * 2014-08-25 2018-10-12 纬创资通股份有限公司 用于信号传输背板可旋转的四连杆的支撑机构及电子装置
DE102017113508A1 (de) * 2017-06-20 2018-12-20 HELLA GmbH & Co. KGaA Vorrichtung zum Befestigen einer Platte
CN112269437A (zh) * 2020-10-16 2021-01-26 苏州浪潮智能科技有限公司 一种扣卡安装拆卸结构及服务器
CN114860037B (zh) * 2021-02-03 2024-02-13 戴尔产品有限公司 用于电子设备的具有可移动手柄的闩锁

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20080013280A1 (en) * 2003-08-17 2008-01-17 Sunonwealth Electric Machine Industry Co., Ltd. Cooling module retentioner
US20100038057A1 (en) * 2008-08-13 2010-02-18 Fu Zhun Precision Industry (Shen Zhen) Co., Ltd. Heat dissipation device

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Publication number Priority date Publication date Assignee Title
US6781842B2 (en) * 2002-03-06 2004-08-24 Hon Hai Precision Ind. Co., Ltd Computer enclosure with drive bracket
CN2840616Y (zh) * 2005-09-21 2006-11-22 东莞莫仕连接器有限公司 散热装置
CN1956640B (zh) * 2005-10-24 2011-05-11 富准精密工业(深圳)有限公司 散热器扣具及散热装置
TWM290584U (en) * 2005-12-05 2006-05-11 Inventec Corp Fastener for heat sink
CN101232791A (zh) * 2007-01-26 2008-07-30 华信精密股份有限公司 扣具模块及具有此扣具模块的散热装置
CN201266346Y (zh) * 2008-07-29 2009-07-01 安天德百电股份有限公司 Cpu固定装置结构
CN201689368U (zh) * 2009-11-24 2010-12-29 英业达股份有限公司 装置固定机构

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20080013280A1 (en) * 2003-08-17 2008-01-17 Sunonwealth Electric Machine Industry Co., Ltd. Cooling module retentioner
US20100038057A1 (en) * 2008-08-13 2010-02-18 Fu Zhun Precision Industry (Shen Zhen) Co., Ltd. Heat dissipation device

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Publication number Publication date
CN103838311A (zh) 2014-06-04
CN103838311B (zh) 2017-03-01
US20140140009A1 (en) 2014-05-22

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